This book constitutes the refereed proceedings of the Second
International Conference, UbiSec 2022, held in Zhangjiajie, China,
during December 28-31, 2022.
The 34 full papers and 4 short papers included in this book were
carefully reviewed and selected from 98 submissions. They were organized
in topical sections as follows: cyberspace security, cyberspace privacy,
cyberspace anonymity and short papers.